Transformation ou $\sigma$-algèbre suffisante et minimum de la probabilité d'erreur.
(French) [Comprehensive transform or $\sigma$-algebra and minimal probability of an error].Czechoslovak Mathematical Journal,
vol. 7
(1957),
issue 1,
pp. 115-123
[1] P. Halmos L. Savage: ,Application of the Radon-Nikodym theorem to the theory of sufficient statistics. Ann. Math. Stat., Vol. 20, 1949, 225-241. DOI 10.1214/aoms/1177730032 | MR 0030730